nutun has one currency note of each denomination (from 1to 20).How much money does she have?
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1+2+3+4+5+6+7+8+9+10+11+12+13+14+15+16+17+18+19+20= 55+135 = 190
1+2+5+10+20= 38
I do not which one is correct because in 2nd method I added only those numbers because only those number notes and coins are used in Indian currency but in 1st method I added every number from 1 to 20.
1+2+5+10+20= 38
I do not which one is correct because in 2nd method I added only those numbers because only those number notes and coins are used in Indian currency but in 1st method I added every number from 1 to 20.
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